Left costocervical trunk

Looks like

A short stem arching back from the subclavian artery over the dome of the lung.

What it does

Splits into the superior intercostal artery and the deep cervical artery.

Keeping it well

Rarely diseased itself.

Related conditions

• High blood pressure
• High cholesterol
• Hypothermia & frostbite
• Kawasaki disease
• Metabolic syndrome
• Orthostatic hypotension & POTS
• Peripheral artery disease
• Phaeochromocytoma & hyperaldosteronism
• Pre-eclampsia
• Raynaud's phenomenon
• Sepsis
• Shock (circulatory failure)
• Takayasu arteritis
• Thoracic outlet syndrome
• Vasculitis (GCA & others)